RING VERTEX 39MM Stock Item:Default Title including most full-face helmets

including most full-face helmets

Repeated use will make cleaning easier and faster

Machined to tight tolerances to provide a snug fit within the engine casing and gears

Precision-moulded edges ensure a rattle-free fitment once installed

RING VERTEX 39MM Stock Item:Default Title including most full-face helmetsThis 39mm replacement ring is designed to restore essential compression and oil control to small displacement engines. High quality materials ensure a consistent seal against the cylinder bore even under high temperatures. Precision ground to exact dimensions to ensure proper end gap and tension within the cylinder. Made from durable alloys that offer excellent resistance to heat deformation and snapping. An essential component for routine top end